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166 lines
6.0 KiB
166 lines
6.0 KiB
3 years ago
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import netrc, os, unittest, sys, tempfile, textwrap
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from test import support
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from test.support import os_helper
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class NetrcTestCase(unittest.TestCase):
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def make_nrc(self, test_data):
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test_data = textwrap.dedent(test_data)
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mode = 'w'
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if sys.platform != 'cygwin':
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mode += 't'
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temp_fd, temp_filename = tempfile.mkstemp()
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with os.fdopen(temp_fd, mode=mode, encoding="utf-8") as fp:
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fp.write(test_data)
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self.addCleanup(os.unlink, temp_filename)
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return netrc.netrc(temp_filename)
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def test_default(self):
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nrc = self.make_nrc("""\
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machine host1.domain.com login log1 password pass1 account acct1
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default login log2 password pass2
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""")
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self.assertEqual(nrc.hosts['host1.domain.com'],
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('log1', 'acct1', 'pass1'))
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self.assertEqual(nrc.hosts['default'], ('log2', None, 'pass2'))
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nrc2 = self.make_nrc(nrc.__repr__())
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self.assertEqual(nrc.hosts, nrc2.hosts)
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def test_macros(self):
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nrc = self.make_nrc("""\
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macdef macro1
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line1
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line2
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macdef macro2
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line3
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line4
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""")
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self.assertEqual(nrc.macros, {'macro1': ['line1\n', 'line2\n'],
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'macro2': ['line3\n', 'line4\n']})
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def _test_passwords(self, nrc, passwd):
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nrc = self.make_nrc(nrc)
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self.assertEqual(nrc.hosts['host.domain.com'], ('log', 'acct', passwd))
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def test_password_with_leading_hash(self):
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self._test_passwords("""\
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machine host.domain.com login log password #pass account acct
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""", '#pass')
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def test_password_with_trailing_hash(self):
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self._test_passwords("""\
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machine host.domain.com login log password pass# account acct
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""", 'pass#')
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def test_password_with_internal_hash(self):
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self._test_passwords("""\
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machine host.domain.com login log password pa#ss account acct
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""", 'pa#ss')
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def _test_comment(self, nrc, passwd='pass'):
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nrc = self.make_nrc(nrc)
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self.assertEqual(nrc.hosts['foo.domain.com'], ('bar', None, passwd))
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self.assertEqual(nrc.hosts['bar.domain.com'], ('foo', None, 'pass'))
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def test_comment_before_machine_line(self):
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self._test_comment("""\
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# comment
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machine foo.domain.com login bar password pass
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machine bar.domain.com login foo password pass
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""")
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def test_comment_before_machine_line_no_space(self):
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self._test_comment("""\
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#comment
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machine foo.domain.com login bar password pass
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machine bar.domain.com login foo password pass
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""")
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def test_comment_before_machine_line_hash_only(self):
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self._test_comment("""\
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#
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machine foo.domain.com login bar password pass
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machine bar.domain.com login foo password pass
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""")
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def test_comment_at_end_of_machine_line(self):
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self._test_comment("""\
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machine foo.domain.com login bar password pass # comment
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machine bar.domain.com login foo password pass
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""")
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def test_comment_at_end_of_machine_line_no_space(self):
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self._test_comment("""\
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machine foo.domain.com login bar password pass #comment
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machine bar.domain.com login foo password pass
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""")
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def test_comment_at_end_of_machine_line_pass_has_hash(self):
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self._test_comment("""\
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machine foo.domain.com login bar password #pass #comment
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machine bar.domain.com login foo password pass
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""", '#pass')
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@unittest.skipUnless(os.name == 'posix', 'POSIX only test')
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def test_security(self):
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# This test is incomplete since we are normally not run as root and
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# therefore can't test the file ownership being wrong.
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with os_helper.temp_cwd(None) as d:
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fn = os.path.join(d, '.netrc')
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with open(fn, 'wt') as f:
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f.write("""\
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machine foo.domain.com login bar password pass
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default login foo password pass
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""")
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with os_helper.EnvironmentVarGuard() as environ:
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environ.set('HOME', d)
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os.chmod(fn, 0o600)
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nrc = netrc.netrc()
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self.assertEqual(nrc.hosts['foo.domain.com'],
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('bar', None, 'pass'))
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os.chmod(fn, 0o622)
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self.assertRaises(netrc.NetrcParseError, netrc.netrc)
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def test_file_not_found_in_home(self):
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with os_helper.temp_cwd(None) as d:
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with os_helper.EnvironmentVarGuard() as environ:
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environ.set('HOME', d)
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self.assertRaises(FileNotFoundError, netrc.netrc)
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def test_file_not_found_explicit(self):
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self.assertRaises(FileNotFoundError, netrc.netrc,
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file='unlikely_netrc')
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def test_home_not_set(self):
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with os_helper.temp_cwd(None) as fake_home:
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fake_netrc_path = os.path.join(fake_home, '.netrc')
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with open(fake_netrc_path, 'w') as f:
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f.write('machine foo.domain.com login bar password pass')
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os.chmod(fake_netrc_path, 0o600)
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orig_expanduser = os.path.expanduser
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called = []
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def fake_expanduser(s):
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called.append(s)
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with os_helper.EnvironmentVarGuard() as environ:
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environ.set('HOME', fake_home)
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environ.set('USERPROFILE', fake_home)
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result = orig_expanduser(s)
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return result
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with support.swap_attr(os.path, 'expanduser', fake_expanduser):
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nrc = netrc.netrc()
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login, account, password = nrc.authenticators('foo.domain.com')
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self.assertEqual(login, 'bar')
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self.assertTrue(called)
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if __name__ == "__main__":
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unittest.main()
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